| Low-Pressure Mercury UV Lamp | 254 nm; some models also produce 185 nm | 4–150 W | US$8–80 | 8,000–12,000 hours | Water disinfection Air purification Surface treatment | High germicidal efficiency and relatively low operating cost | Contains mercury; output decreases with operating hours and lamp temperature |
| Medium-Pressure Mercury UV Lamp | Broad UV spectrum, approximately 200–600 nm | 1–30 kW | US$120–1,500 | 1,000–3,000 hours | Industrial curing Printing Coatings Wastewater treatment | High intensity and fast processing speed | Generates substantial heat and requires suitable cooling and shielding |
| UV-C LED Module | Typically 260–280 nm | 0.5–100 W optical or electrical output, depending on design | US$15–300 | 5,000–20,000 hours, depending on temperature and drive current | Point-of-use disinfection Sensors Medical equipment Water systems | Compact, mercury-free, instant start, and easy electronic control | Higher initial cost per watt; thermal management is critical |
| UV-A LED Lamp | 365 nm, 385 nm, 395 nm, or 405 nm | 3–200 W | US$10–250 | 10,000–30,000 hours | Resin curing Adhesive curing Forensic inspection Counterfeit detection | Long service life, low heat compared with arc lamps, and precise wavelength options | Curing performance depends on irradiance, exposure distance, and material formulation |
| UV Curing Metal-Halide Lamp | Approximately 250–450 nm | 1–20 kW | US$100–1,200 | 800–2,000 hours | Wood coatings Electronics Printing inks Industrial coatings | Strong curing capability across a broad spectral range | Requires a ballast, reflector, ventilation, and regular replacement |
| Excimer UV Lamp | Commonly 172 nm, 222 nm, or 308 nm | 10–1,000 W, depending on lamp size | US$300–5,000 | 1,000–8,000 hours | Surface activation Photochemical processing Semiconductor processes Specialized disinfection | Produces narrow-band, high-energy ultraviolet radiation | Usually needs dedicated power equipment, controlled airflow, and ozone management for certain wavelengths |
| UV Fluorescent Inspection Lamp | Commonly 365 nm or 254 nm | 4–40 W | US$12–100 | 5,000–10,000 hours | Leak detection Mineral inspection Forensics NDT inspection | Affordable and suitable for portable inspection equipment | Requires appropriate filters and eye protection; intensity is lower than many industrial UV sources |
| Phototherapy UV Lamp | Usually narrow-band UV-B at 311–313 nm; UVA models are also available | 9–100 W | US$40–500 | 1,000–3,000 hours | Clinical phototherapy Dermatology Controlled laboratory use | Can provide a controlled therapeutic wavelength | Medical use requires qualified supervision, dosage control, and applicable regulatory compliance |
| UV Nail and Resin Curing Lamp | Typically 365 nm, 395 nm, or a dual 365/405 nm output | 24–168 W input power | US$8–80 | LED models commonly provide 10,000–50,000 hours | Nail gel curing Craft resin Small adhesive jobs | Low purchase cost, compact design, and simple operation | Rated electrical power does not equal UV optical output; curing results vary by formulation and lamp geometry |